8n^2=64n-128

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Solution for 8n^2=64n-128 equation:


Simplifying
8n2 = 64n + -128

Reorder the terms:
8n2 = -128 + 64n

Solving
8n2 = -128 + 64n

Solving for variable 'n'.

Reorder the terms:
128 + -64n + 8n2 = -128 + 64n + 128 + -64n

Reorder the terms:
128 + -64n + 8n2 = -128 + 128 + 64n + -64n

Combine like terms: -128 + 128 = 0
128 + -64n + 8n2 = 0 + 64n + -64n
128 + -64n + 8n2 = 64n + -64n

Combine like terms: 64n + -64n = 0
128 + -64n + 8n2 = 0

Factor out the Greatest Common Factor (GCF), '8'.
8(16 + -8n + n2) = 0

Factor a trinomial.
8((4 + -1n)(4 + -1n)) = 0

Ignore the factor 8.

Subproblem 1

Set the factor '(4 + -1n)' equal to zero and attempt to solve: Simplifying 4 + -1n = 0 Solving 4 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1n = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1n = 0 + -4 -1n = 0 + -4 Combine like terms: 0 + -4 = -4 -1n = -4 Divide each side by '-1'. n = 4 Simplifying n = 4

Subproblem 2

Set the factor '(4 + -1n)' equal to zero and attempt to solve: Simplifying 4 + -1n = 0 Solving 4 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1n = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1n = 0 + -4 -1n = 0 + -4 Combine like terms: 0 + -4 = -4 -1n = -4 Divide each side by '-1'. n = 4 Simplifying n = 4

Solution

n = {4, 4}

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